[INFO] crate glusterchangelog 0.1.2 is already in cache
[INFO] testing glusterchangelog-0.1.2 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate glusterchangelog 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate glusterchangelog 0.1.2 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glusterchangelog 0.1.2
[INFO] finished tweaking crates.io crate glusterchangelog 0.1.2
[INFO] tweaked toml for crates.io crate glusterchangelog 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-5/source/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/workspace/builds/worker-5/source/src/main.rs` was erroneously implicitly accepted for binary `glusterchangelogparser`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91f3f09edd90543941aab68dc57f62255dcc4f76ac3d2990e88e0b10bf19c82f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "91f3f09edd90543941aab68dc57f62255dcc4f76ac3d2990e88e0b10bf19c82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91f3f09edd90543941aab68dc57f62255dcc4f76ac3d2990e88e0b10bf19c82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f3f09edd90543941aab68dc57f62255dcc4f76ac3d2990e88e0b10bf19c82f", kill_on_drop: false }`
[INFO] [stdout] 91f3f09edd90543941aab68dc57f62255dcc4f76ac3d2990e88e0b10bf19c82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d2526ef3c74ea5c29faae8af2c110cec88b4ebe584344aac02f7c771ddd8c86
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0d2526ef3c74ea5c29faae8af2c110cec88b4ebe584344aac02f7c771ddd8c86", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `glusterchangelogparser`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling glusterchangelog v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub extern fn parse(filename: String,
[INFO] [stdout]    |                               ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `for<'r, 's> fn(&'r Record<'s>)`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]    = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "0d2526ef3c74ea5c29faae8af2c110cec88b4ebe584344aac02f7c771ddd8c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2526ef3c74ea5c29faae8af2c110cec88b4ebe584344aac02f7c771ddd8c86", kill_on_drop: false }`
[INFO] [stdout] 0d2526ef3c74ea5c29faae8af2c110cec88b4ebe584344aac02f7c771ddd8c86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84c3332d82b96a748869ad73beb4346b141230cc53a2c27b6d9ff9836bce8b66
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84c3332d82b96a748869ad73beb4346b141230cc53a2c27b6d9ff9836bce8b66", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `glusterchangelogparser`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling glusterchangelog v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub extern fn parse(filename: String,
[INFO] [stdout]    |                               ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `for<'r, 's> fn(&'r Record<'s>)`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]    = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:20:31
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub extern fn parse(filename: String,
[INFO] [stdout]    |                               ^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `for<'r, 's> fn(&'r Record<'s>)`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:31
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]    = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:21:56
[INFO] [stdout]    |
[INFO] [stdout] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "84c3332d82b96a748869ad73beb4346b141230cc53a2c27b6d9ff9836bce8b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84c3332d82b96a748869ad73beb4346b141230cc53a2c27b6d9ff9836bce8b66", kill_on_drop: false }`
[INFO] [stdout] 84c3332d82b96a748869ad73beb4346b141230cc53a2c27b6d9ff9836bce8b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5aba94196fe939ac9fef3b2fa9e9e34e391c4747b1c643085f0d36c476876a92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5aba94196fe939ac9fef3b2fa9e9e34e391c4747b1c643085f0d36c476876a92", kill_on_drop: false }`
[INFO] [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other binary targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a binary target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/src/main.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a binary target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autobins = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/main.rs` was erroneously implicitly accepted for binary `glusterchangelogparser`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub extern fn parse(filename: String,
[INFO] [stderr]    |                               ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `for<'r, 's> fn(&'r Record<'s>)`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stderr]    = note: this function pointer has Rust-specific calling convention
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:21:56
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]    = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::string::String`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:20:31
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub extern fn parse(filename: String,
[INFO] [stderr]    |                               ^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `for<'r, 's> fn(&'r Record<'s>)`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:21:31
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stderr]    = note: this function pointer has Rust-specific calling convention
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stderr]   --> src/lib.rs:21:56
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     callback: fn (record: &Record)) -> Result<(), io::Error>{
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]    = note: enum has no representation hint
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/glusterchangelog-2b348566ec5efd88
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/glusterchangelogparser-8dc56b98b6db5c1b
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests glusterchangelog
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5aba94196fe939ac9fef3b2fa9e9e34e391c4747b1c643085f0d36c476876a92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aba94196fe939ac9fef3b2fa9e9e34e391c4747b1c643085f0d36c476876a92", kill_on_drop: false }`
[INFO] [stdout] 5aba94196fe939ac9fef3b2fa9e9e34e391c4747b1c643085f0d36c476876a92